{
  "context": "This criteria evaluates how well the engineer uses Babel's schema-based option validation system to create a plugin with proper type checking and required option enforcement. The focus is on correctly using Babel's validation APIs rather than implementing custom validation logic.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Schema definition usage",
      "description": "Uses Babel's schema validation system (e.g., declare() from @babel/helper-plugin-utils or similar validation mechanism) to define option types rather than manual validation",
      "max_score": 30
    },
    {
      "name": "String type validation",
      "description": "Properly validates that the 'prefix' option is a string type using the schema system",
      "max_score": 15
    },
    {
      "name": "Array type validation",
      "description": "Properly validates that the 'methods' option is an array type using the schema system",
      "max_score": 15
    },
    {
      "name": "Array item validation",
      "description": "Validates that items within the 'methods' array are strings using the schema system (e.g., arrayOf or items validator)",
      "max_score": 15
    },
    {
      "name": "Required option enforcement",
      "description": "Uses the schema system to mark 'prefix' as a required option that must be provided",
      "max_score": 15
    },
    {
      "name": "Optional field handling",
      "description": "Correctly marks 'methods' as optional in the schema while 'prefix' is required",
      "max_score": 10
    }
  ]
}